body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #000000;
    color: #ffffff;
}

header {
    background: linear-gradient(135deg, #000000 0%, #333333 50%, #FFD700 100%);
    color: white;
    padding: 1em 0;
    text-align: center;
    border-bottom: 3px solid #FFD700;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

header h2 {
    margin: 0;
    font-size: 1.2em;
    font-weight: normal;
    color: #FFD700;
}

.hero {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding: 2em;
    background: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    box-shadow: 0 2px 4px rgba(255, 215, 0, 0.3);
    margin-bottom: 2em;
    border: 2px solid #FFD700;
    border-radius: 10px;
}

.hero img {
    max-width: 40%;
    height: auto;
    border-radius: 8px;
    margin-right: 2em;
    border: 3px solid #FFD700;
    box-shadow: 0 4px 8px rgba(255, 215, 0, 0.3);
}

.hero-content {
    max-width: 50%;
    text-align: center;
}

.hero-content h3 {
    font-size: 1.8em;
    color: #FFD700;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.1em;
    line-height: 1.6;
    color: #ffffff;
}

.price {
    margin: 1.5em 0;
}

.old-price {
    text-decoration: line-through;
    color: #888;
    font-size: 1.2em;
    margin-right: 10px;
}

.new-price {
    color: #FFD700;
    font-size: 2em;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.button {
    display: inline-block;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #000000;
    padding: 0.8em 1.5em;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1.2em;
    font-weight: bold;
    transition: all 0.3s ease;
    border: 2px solid #FFD700;
    box-shadow: 0 4px 8px rgba(255, 215, 0, 0.3);
}

.button:hover {
    background: linear-gradient(135deg, #FFA500 0%, #FFD700 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(255, 215, 0, 0.4);
}

section {
    padding: 2em;
    margin: 0 2em 2em 2em;
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(255, 215, 0, 0.2);
    border: 1px solid #FFD700;
}

section h2 {
    color: #FFD700;
    text-align: center;
    margin-bottom: 1em;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

section ul {
    list-style: none;
    padding: 0;
}

section ul li {
    background: linear-gradient(135deg, #333333 0%, #1a1a1a 100%);
    margin-bottom: 0.5em;
    padding: 0.8em;
    border-left: 5px solid #FFD700;
    border-radius: 4px;
    color: #ffffff;
    border: 1px solid #FFD700;
}

footer {
    text-align: center;
    padding: 1em 0;
    background: linear-gradient(135deg, #000000 0%, #333333 100%);
    color: #FFD700;
    font-size: 0.9em;
    border-top: 2px solid #FFD700;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
    }

    .hero img {
        max-width: 80%;
        margin-right: 0;
        margin-bottom: 1em;
    }

    .hero-content {
        max-width: 90%;
    }

    section {
        margin: 0 1em 1em 1em;
    }
}